2021 GMC Acadia SLFACTORY OEM SERVICE PROCEDURE

Column Lock Module Replacement

GM4316021Courtesy of GENERAL MOTORS COMPANY
NOTE: Callouts in the following chart represent components shown in graphic above.
Callout Component Name

Preliminary Procedure

  1. With the vehicle in accessory mode, remove fuse to unlock the steering column lock control module - Steering Wheel Wiring Schematics 
  2. Steering Column Replacement (N37) , or Steering Column Replacement (N38) 
1 Steering Column Lock Control Module Bolt- Rear [2x]
CAUTION:

Refer to Fastener Caution .


Tighten 
9.5 N.m (84 lb in)
2 Steering Column Lock Control Module Bolt - Side [2x]
Tighten 
9.5 N.m (84 lb in)
3 Steering Column Lock Control Module
Procedure 
Program the steering column lock control module. Control Module References
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.

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